Call OnNativeWindowChanged after maximizing and restoring.

mojo/examples/aura_demo/aura_demo.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdio.h>
 #include <string>
 
 #include "base/bind.h"
 #include "mojo/aura/context_factory_mojo.h"
 #include "mojo/aura/screen_mojo.h"
@@ skipping 29 matching lines @@
   virtual gfx::Size GetMinimumSize() const OVERRIDE {
     return gfx::Size();
   }
 
   virtual gfx::Size GetMaximumSize() const OVERRIDE {
     return gfx::Size();
   }
 
   virtual void OnBoundsChanged(const gfx::Rect& old_bounds,
                                const gfx::Rect& new_bounds) OVERRIDE {}
+  virtual void OnPropertyChanged(const void* key, intptr_t old) OVERRIDE {}
   virtual gfx::NativeCursor GetCursor(const gfx::Point& point) OVERRIDE {
     return gfx::kNullCursor;
   }
   virtual int GetNonClientComponent(const gfx::Point& point) const OVERRIDE {
     return HTCAPTION;
   }
   virtual bool ShouldDescendIntoChildForEventHandling(
       aura::Window* child,
       const gfx::Point& location) OVERRIDE {
     return true;
@@ skipping 140 matching lines @@
 };
 
 }  // namespace examples
 
 // static
 ApplicationDelegate* ApplicationDelegate::Create() {
   return new examples::AuraDemo();
 }
 
 }  // namespace mojo